“I'm Tim, and my team has been wiring offices, retail spaces, and industrial premises across Dorset since 2008. We're NICEIC registered and CHAS accredited — so your work is compliant and your team is safe. We'll work around your business hours and keep disruption to a minimum.”
— Tim, Founder
Commercial Pricing Guide
All commercial projects are quoted individually after a site survey. Here are our starting prices for common work:
| Service | Price |
|---|---|
| Emergency Lighting Survey | From £150 |
| EICR (Commercial) | From £250 |
| Data Point Installation | From £85 |
| LED Panel Replacement | From £65 |
| Distribution Board | From £750 |
| Maintenance Contracts | From £150/month |
| Emergency Lighting Installation | From £300 |
| Fire Alarm Installation | From £400 |
| Office Fit-Out | From £800 |
We provide detailed, itemised quotes after a site survey. Request a quote →
What Our Customers Say
"Absolutely outstanding amazing customer service by Tim and the guys that were with him Lance and Tom installing our solar panels and a complete rewire on our new industrial unit. Tim gave us a quote and it came in under what he quoted which we were very happy about the whole job lasted a few days with no mess or disruption to our business, I can't thank Lilliput electrical enough for what they did in a short amount of time. Take a bow guys take a bow and thank you again I will be recommending you to the rest of our friendship group."
Google Review
"We've been using Lilliput electrical now for over 15 years and would definitely recommend them for any electrical work, Tim is the most friendly reliable tradesman you will meet, the price is always competitive, the service is always great and the reliability is 1st class! I'll be using them on our next development!"
Google Review
"Can-do, professional, tidy electrical company. Reasonable £. Would use again."
Google Review
What's Included
Every commercial job is managed from design through to handover, with a single point of contact throughout.
- NICEIC registered and CHAS accredited
- Minimal disruption — we work around your business hours
- Full compliance with BS 7671 and building regulations
- Project management from design through to handover
- £5 million public liability insurance
- Ongoing maintenance contracts available
Recent Commercial Projects
Showroom Lighting Fit-Out — Poole
Full electrical installation for a kitchen and bathroom showroom. Three industrial pendant lights over the main display island, recessed LED downlights throughout, display cabinet lighting, and power for induction hob display. All wiring concealed within the suspended ceiling and marble-clad island unit.
Addressable Fire Alarm — Multi-Floor Commercial
Design and installation of an MxPro addressable fire alarm system covering four floors (basement through to third floor). Full zone mapping with smoke detectors, heat detectors, manual call points, and sounder beacons on every level. System commissioned and handed over with full documentation for building management.
Frequently Asked Questions
Yes, we provide PAT testing for commercial premises. We can test all portable appliances and provide certificates and asset registers. Minimum charge of £75 applies, then £2 per item for larger quantities.
Commercial premises should have an EICR every 5 years, or every change of tenancy. Some insurance policies require more frequent testing. We’ll advise on the appropriate schedule for your premises and industry.
Absolutely. We understand the need to minimise disruption to your business. We regularly carry out commercial work during evenings and weekends. Out-of-hours work may carry a small premium — just ask when requesting your quote.
Yes. We install and maintain three-phase power systems for commercial and light industrial applications. This includes new supplies, distribution, motor connections, and load balancing.
Yes, we offer tailored maintenance contracts that include periodic testing, emergency lighting checks, PAT testing, and priority callout. This gives you peace of mind and helps maintain compliance. Contact us for a maintenance package quote.
Commercial fit-out costs vary widely depending on the size and specification. A small office refit might start from £800, while a full retail or restaurant fit-out could be £10,000+. We provide detailed, itemised quotes after a site survey so you know exactly what’s included.
Yes — we offer tailored maintenance contracts that include periodic testing (EICRs), emergency lighting checks, fire alarm testing, PAT testing, and priority emergency callout. This keeps you compliant, reduces downtime, and spreads costs. Contact us for a maintenance package quote.
Yes — we install workplace and commercial EV charging from single units to multi-bay installations. We can advise on load management, three-phase supply requirements, and the Workplace Charging Scheme grant. Prices start from £2,500 for a commercial installation.
Full Service Details
Office & Retail Fit-Outs
Complete electrical design and installation for new offices, shops, and commercial spaces. Lighting, power, data, and fire systems all handled in-house with a single point of contact.
Three-Phase Installations
Three-phase power supply installation and distribution for commercial and industrial premises. Essential for high-power equipment, large HVAC systems, and commercial kitchens.
Data & Network Cabling
Structured Cat6 and Cat6a data cabling, patch panel installation, server room wiring, and Wi-Fi access point cabling. Clean, labelled, and fully tested installations.
Emergency Lighting
Design, installation, and testing of emergency lighting systems to comply with BS 5266. Essential for all commercial premises — we handle new installs and periodic testing.
Fire Alarm Systems
Conventional and addressable fire alarm installation to BS 5839. Including design, install, commissioning, and ongoing maintenance and testing.
Periodic Inspection & Testing
Commercial EICRs and periodic inspection testing. We'll identify any issues and provide a clear report with recommendations. Fast turnaround on certificates.
LED Commercial Lighting
Upgrade to energy-efficient LED panel lights, track lighting, and feature lighting. Reduce energy costs by up to 60% with modern LED solutions.
Distribution Board Installations
New distribution boards for extensions, refurbishments, or upgrades. Properly sized and specified for your premises with room for future expansion.